Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / hiren popat
All valve can not be actuate directly using I to P
converter. Using electropneumatic valve positioner we can
boost the air singal to the required level to actuate valve
and position it such that the flow of material passing
through line is maintain
| Is This Answer Correct ? | 0 Yes | 2 No |
Post New Answer View All Answers
the 3 most common transmitter protocol being in refinery or qatar gas and aramco.
in sulfur process what is material of impulse line we use to connect with transmitter ? and does teflon affected by sulfur?
If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , so what to do for solve this problem. The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?
What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?
Identification of ss fittings, pilot valves, relief valve.
PLEASE PROVIDE SAMPLES OF CHEVRON SKILL TESTS
What you mean by multi stage control vavles?
what is dc moter.
What is the principle of capacitance type level transmitter?
For what reason would you possibly be compelled to make use of a Smith Predictor. Explain the idea behind the operation of this device.
I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec.
What is the use of each wire in three wire RTD
Why upper weighing limit of electronics balance is 90% of the total weighing capacity?
what is droop in governer ,type of droop ,how it work
What is difference between radial vibration and axial vibration explain in detail .
